Haley Barbour.
In July 2009, a Rasmussen Reports poll indicated that 34% of registered Republicans have a favorable view of him. However, 37% dislike him, which is the highest unfavorable percentage among 5 other possible Republican candidates for 2012: Dick Cheney, Sarah Palin, Mitt Romney, Mike Huckabee, and Tim Pawlenty. Also, 21% of GOP voters would least like to see Barbour win the party nomination in 2012.[51]
SOLD DOWN THE RIVER. How Haley Barbour sabotaged eminent domain reform
Plus, although he's Conservative for the most part, he comes across as just another GOP hack. If he runs, his crowds will only be a fraction of those who attend Palin's rallies.